Finding the Fourth Proportional to 72,704.32, 108,978.72 and 33,202.24

Step by Step Solution

1. Step 1: Write the proportion equation
   72,704.32 : 108,978.72 = 33,202.24 : x
2. Step 2: Convert to fraction form
   72,704.32/108,978.72 = 33,202.24/x
3. Step 3: Cross multiply
   72,704.32x = 108,978.72 × 33,202.24
4. Step 4: Simplify right side
   72,704.32x = 3,618,337,616.33
5. Step 5: Solve for x
   x = 3,618,337,616.33/72,704.32
6. Step 6: Final answer
   x = 49,767.85